[Discuss] Trying to connect to internet in Debian

[markw at mohawksoft.com (markw at mohawksoft.com)]

> Unfortunately I am in a situation where I need to rebuild some machines
> with only a Debian and a Fedora install disk to work from.  With Debian,
> it's hard to connect to the internet since Debian doesn't like to provide
> a firewall in the initial install.

A firewall is software that selectively inhibits communication.
(1) Turn off the firewall, completely.
(2) Test connectivity
(3) If you can't connect, it isn't the firewall, its your network
configuration.


>
> Here's what I tried with Debian 13:
> 1. install from DVD
> 2. go back to DVD, pull iptables .deb file (which the default install
> didn't set up) off DVD
> 3. install iptables (version number is 1.8.11, using nf_tables)
> 4. fix sources.list so it points back to debian.org repositories
> 5. go to out-of-date Ubuntu machine that can't safely connect to internet
> since it's no longer supported,
> run ufw enable, dump output of iptables-save and ip6tables-save in text
> files (same version of iptables)
> 6. use those text files on Debian machine as input to iptables-restore and
> ip6tables-restore
> 7. turn on wifi connection
> 8. Result: on Debian machine, Firefox can't connect to any site, although
> the Software app claims it is can see that all updates are up to date.
>
> Alternatively, starting at step 5, I can simply run "iptables -A INPUT -j
> DROP" and "ip6tables -A INPUT -j DROP" but I get the same result.
>
> What am I doing wrong?  Looks like the firewall is too strict so that
> Firefox can't connect.
>
> _______________________________________________
> Discuss mailing list
> Discuss at lists.blu.org
> https://lists.blu.org/mailman/listinfo/discuss
>